diff options
Diffstat (limited to 'include/asm-mips/sn/sn0')
| -rw-r--r-- | include/asm-mips/sn/sn0/addrs.h | 288 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/arch.h | 72 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/hub.h | 40 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/hubio.h | 972 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/hubmd.h | 789 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/hubni.h | 255 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/hubpi.h | 409 | ||||
| -rw-r--r-- | include/asm-mips/sn/sn0/ip27.h | 85 |
8 files changed, 0 insertions, 2910 deletions
diff --git a/include/asm-mips/sn/sn0/addrs.h b/include/asm-mips/sn/sn0/addrs.h deleted file mode 100644 index b06190093bb..00000000000 --- a/include/asm-mips/sn/sn0/addrs.h +++ /dev/null @@ -1,288 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Derived from IRIX <sys/SN/SN0/addrs.h>, revision 1.126. - * - * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. - * Copyright (C) 1999 by Ralf Baechle - */ -#ifndef _ASM_SN_SN0_ADDRS_H -#define _ASM_SN_SN0_ADDRS_H - - -/* - * SN0 (on a T5) Address map - * - * This file contains a set of definitions and macros which are used - * to reference into the major address spaces (CAC, HSPEC, IO, MSPEC, - * and UNCAC) used by the SN0 architecture. It also contains addresses - * for "major" statically locatable PROM/Kernel data structures, such as - * the partition table, the configuration data structure, etc. - * We make an implicit assumption that the processor using this file - * follows the R10K's provisions for specifying uncached attributes; - * should this change, the base registers may very well become processor- - * dependent. - * - * For more information on the address spaces, see the "Local Resources" - * chapter of the Hub specification. - * - * NOTE: This header file is included both by C and by assembler source - * files. Please bracket any language-dependent definitions - * appropriately. - */ - -/* - * Some of the macros here need to be casted to appropriate types when used - * from C. They definitely must not be casted from assembly language so we - * use some new ANSI preprocessor stuff to paste these on where needed. - */ - -/* - * The following couple of definitions will eventually need to be variables, - * since the amount of address space assigned to each node depends on - * whether the system is running in N-mode (more nodes with less memory) - * or M-mode (fewer nodes with more memory). We expect that it will - * be a while before we need to make this decision dynamically, though, - * so for now we just use defines bracketed by an ifdef. - */ - -#ifdef CONFIG_SGI_SN_N_MODE - -#define NODE_SIZE_BITS 31 -#define BWIN_SIZE_BITS 28 - -#define NASID_BITS 9 -#define NASID_BITMASK (0x1ffLL) -#define NASID_SHFT 31 -#define NASID_META_BITS 5 -#define NASID_LOCAL_BITS 4 - -#define BDDIR_UPPER_MASK (UINT64_CAST 0x7ffff << 10) -#define BDECC_UPPER_MASK (UINT64_CAST 0x3ffffff << 3) - -#else /* !defined(CONFIG_SGI_SN_N_MODE), assume that M-mode is desired */ - -#define NODE_SIZE_BITS 32 -#define BWIN_SIZE_BITS 29 - -#define NASID_BITMASK (0xffLL) -#define NASID_BITS 8 -#define NASID_SHFT 32 -#define NASID_META_BITS 4 -#define NASID_LOCAL_BITS 4 - -#define BDDIR_UPPER_MASK (UINT64_CAST 0xfffff << 10) -#define BDECC_UPPER_MASK (UINT64_CAST 0x7ffffff << 3) - -#endif /* !defined(CONFIG_SGI_SN_N_MODE) */ - -#define NODE_ADDRSPACE_SIZE (UINT64_CAST 1 << NODE_SIZE_BITS) - -#define NASID_MASK (UINT64_CAST NASID_BITMASK << NASID_SHFT) -#define NASID_GET(_pa) (int) ((UINT64_CAST (_pa) >> \ - NASID_SHFT) & NASID_BITMASK) - -#if !defined(__ASSEMBLY__) - -#define NODE_SWIN_BASE(nasid, widget) \ - ((widget == 0) ? NODE_BWIN_BASE((nasid), SWIN0_BIGWIN) \ - : RAW_NODE_SWIN_BASE(nasid, widget)) -#else /* __ASSEMBLY__ */ -#define NODE_SWIN_BASE(nasid, widget) \ - (NODE_IO_BASE(nasid) + (UINT64_CAST(widget) << SWIN_SIZE_BITS)) -#endif /* __ASSEMBLY__ */ - -/* - * The following definitions pertain to the IO special address - * space. They define the location of the big and little windows - * of any given node. - */ - -#define BWIN_INDEX_BITS 3 -#define BWIN_SIZE (UINT64_CAST 1 << BWIN_SIZE_BITS) -#define BWIN_SIZEMASK (BWIN_SIZE - 1) -#define BWIN_WIDGET_MASK 0x7 -#define NODE_BWIN_BASE0(nasid) (NODE_IO_BASE(nasid) + BWIN_SIZE) -#define NODE_BWIN_BASE(nasid, bigwin) (NODE_BWIN_BASE0(nasid) + \ - (UINT64_CAST(bigwin) << BWIN_SIZE_BITS)) - -#define BWIN_WIDGETADDR(addr) ((addr) & BWIN_SIZEMASK) -#define BWIN_WINDOWNUM(addr) (((addr) >> BWIN_SIZE_BITS) & BWIN_WIDGET_MASK) -/* - * Verify if addr belongs to large window address of node with "nasid" - * - * - * NOTE: "addr" is expected to be XKPHYS address, and NOT physical - * address - * - * - */ - -#define NODE_BWIN_ADDR(nasid, addr) \ - (((addr) >= NODE_BWIN_BASE0(nasid)) && \ - ((addr) < (NODE_BWIN_BASE(nasid, HUB_NUM_BIG_WINDOW) + \ - BWIN_SIZE))) - -/* - * The following define the major position-independent aliases used - * in SN0. - * CALIAS -- Varies in size, points to the first n bytes of memory - * on the reader's node. - */ - -#define CALIAS_BASE CAC_BASE - - - -#define BRIDGE_REG_PTR(_base, _off) ((volatile bridgereg_t *) \ - ((__psunsigned_t)(_base) + (__psunsigned_t)(_off))) - -#define SN0_WIDGET_BASE(_nasid, _wid) (NODE_SWIN_BASE((_nasid), (_wid))) - -/* Turn on sable logging for the processors whose bits are set. */ -#define SABLE_LOG_TRIGGER(_map) - -#ifndef __ASSEMBLY__ -#define KERN_NMI_ADDR(nasid, slice) \ - TO_NODE_UNCAC((nasid), IP27_NMI_KREGS_OFFSET + \ - (IP27_NMI_KREGS_CPU_SIZE * (slice))) -#endif /* !__ASSEMBLY__ */ - -#ifdef PROM - -#define MISC_PROM_BASE PHYS_TO_K0(0x01300000) -#define MISC_PROM_SIZE 0x200000 - -#define DIAG_BASE PHYS_TO_K0(0x01500000) -#define DIAG_SIZE 0x300000 - -#define ROUTE_BASE PHYS_TO_K0(0x01800000) -#define ROUTE_SIZE 0x200000 - -#define IP27PROM_FLASH_HDR PHYS_TO_K0(0x01300000) -#define IP27PROM_FLASH_DATA PHYS_TO_K0(0x01301000) -#define IP27PROM_CORP_MAX 32 -#define IP27PROM_CORP PHYS_TO_K0(0x01800000) -#define IP27PROM_CORP_SIZE 0x10000 -#define IP27PROM_CORP_STK PHYS_TO_K0(0x01810000) -#define IP27PROM_CORP_STKSIZE 0x2000 -#define IP27PROM_DECOMP_BUF PHYS_TO_K0(0x01900000) -#define IP27PROM_DECOMP_SIZE 0xfff00 - -#define IP27PROM_BASE PHYS_TO_K0(0x01a00000) -#define IP27PROM_BASE_MAPPED (UNCAC_BASE | 0x1fc00000) -#define IP27PROM_SIZE_MAX 0x100000 - -#define IP27PROM_PCFG PHYS_TO_K0(0x01b00000) -#define IP27PROM_PCFG_SIZE 0xd0000 -#define IP27PROM_ERRDMP PHYS_TO_K1(0x01bd0000) -#define IP27PROM_ERRDMP_SIZE 0xf000 - -#define IP27PROM_INIT_START PHYS_TO_K1(0x01bd0000) -#define IP27PROM_CONSOLE PHYS_TO_K1(0x01bdf000) -#define IP27PROM_CONSOLE_SIZE 0x200 -#define IP27PROM_NETUART PHYS_TO_K1(0x01bdf200) -#define IP27PROM_NETUART_SIZE 0x100 -#define IP27PROM_UNUSED1 PHYS_TO_K1(0x01bdf300) -#define IP27PROM_UNUSED1_SIZE 0x500 -#define IP27PROM_ELSC_BASE_A PHYS_TO_K0(0x01bdf800) -#define IP27PROM_ELSC_BASE_B PHYS_TO_K0(0x01bdfc00) -#define IP27PROM_STACK_A PHYS_TO_K0(0x01be0000) -#define IP27PROM_STACK_B PHYS_TO_K0(0x01bf0000) -#define IP27PROM_STACK_SHFT 16 -#define IP27PROM_STACK_SIZE (1 << IP27PROM_STACK_SHFT) -#define IP27PROM_INIT_END PHYS_TO_K0(0x01c00000) - -#define SLAVESTACK_BASE PHYS_TO_K0(0x01580000) -#define SLAVESTACK_SIZE 0x40000 - -#define ENETBUFS_BASE PHYS_TO_K0(0x01f80000) -#define ENETBUFS_SIZE 0x20000 - -#define IO6PROM_BASE PHYS_TO_K0(0x01c00000) -#define IO6PROM_SIZE 0x400000 -#define IO6PROM_BASE_MAPPED (UNCAC_BASE | 0x11c00000) -#define IO6DPROM_BASE PHYS_TO_K0(0x01c00000) -#define IO6DPROM_SIZE 0x200000 - -#define NODEBUGUNIX_ADDR PHYS_TO_K0(0x00019000) -#define DEBUGUNIX_ADDR PHYS_TO_K0(0x00100000) - -#define IP27PROM_INT_LAUNCH 10 /* and 11 */ -#define IP27PROM_INT_NETUART 12 /* through 17 */ - -#endif /* PROM */ - -/* - * needed by symmon so it needs to be outside #if PROM - */ -#define IP27PROM_ELSC_SHFT 10 -#define IP27PROM_ELSC_SIZE (1 << IP27PROM_ELSC_SHFT) - -/* - * This address is used by IO6PROM to build MemoryDescriptors of - * free memory. This address is important since unix gets loaded - * at this address, and this memory has to be FREE if unix is to - * be loaded. - */ - -#define FREEMEM_BASE PHYS_TO_K0(0x2000000) - -#define IO6PROM_STACK_SHFT 14 /* stack per cpu */ -#define IO6PROM_STACK_SIZE (1 << IO6PROM_STACK_SHFT) - -/* - * IP27 PROM vectors - */ - -#define IP27PROM_ENTRY PHYS_TO_COMPATK1(0x1fc00000) -#define IP27PROM_RESTART PHYS_TO_COMPATK1(0x1fc00008) -#define IP27PROM_SLAVELOOP PHYS_TO_COMPATK1(0x1fc00010) -#define IP27PROM_PODMODE PHYS_TO_COMPATK1(0x1fc00018) -#define IP27PROM_IOC3UARTPOD PHYS_TO_COMPATK1(0x1fc00020) -#define IP27PROM_FLASHLEDS PHYS_TO_COMPATK1(0x1fc00028) -#define IP27PROM_REPOD PHYS_TO_COMPATK1(0x1fc00030) -#define IP27PROM_LAUNCHSLAVE PHYS_TO_COMPATK1(0x1fc00038) -#define IP27PROM_WAITSLAVE PHYS_TO_COMPATK1(0x1fc00040) -#define IP27PROM_POLLSLAVE PHYS_TO_COMPATK1(0x1fc00048) - -#define KL_UART_BASE LOCAL_HUB_ADDR(MD_UREG0_0) /* base of UART regs */ -#define KL_UART_CMD LOCAL_HUB_ADDR(MD_UREG0_0) /* UART command reg */ -#define KL_UART_DATA LOCAL_HUB_ADDR(MD_UREG0_1) /* UART data reg */ -#define KL_I2C_REG MD_UREG0_0 /* I2C reg */ - -#ifndef __ASSEMBLY__ - -/* Address 0x400 to 0x1000 ualias points to cache error eframe + misc - * CACHE_ERR_SP_PTR could either contain an address to the stack, or - * the stack could start at CACHE_ERR_SP_PTR - */ -#if defined(HUB_ERR_STS_WAR) -#define CACHE_ERR_EFRAME 0x480 -#else /* HUB_ERR_STS_WAR */ -#define CACHE_ERR_EFRAME 0x400 -#endif /* HUB_ERR_STS_WAR */ - -#define CACHE_ERR_ECCFRAME (CACHE_ERR_EFRAME + EF_SIZE) -#define CACHE_ERR_SP_PTR (0x1000 - 32) /* why -32? TBD */ -#define CACHE_ERR_IBASE_PTR (0x1000 - 40) -#define CACHE_ERR_SP (CACHE_ERR_SP_PTR - 16) -#define CACHE_ERR_AREA_SIZE (ARCS_SPB_OFFSET - CACHE_ERR_EFRAME) - -#endif /* !__ASSEMBLY__ */ - -#define _ARCSPROM - -#if defined(HUB_ERR_STS_WAR) - -#define ERR_STS_WAR_REGISTER IIO_IIBUSERR -#define ERR_STS_WAR_ADDR LOCAL_HUB_ADDR(IIO_IIBUSERR) -#define ERR_STS_WAR_PHYSADDR TO_PHYS((__psunsigned_t)ERR_STS_WAR_ADDR) - /* Used to match addr in error reg. */ -#define OLD_ERR_STS_WAR_OFFSET ((MD_MEM_BANKS * MD_BANK_SIZE) - 0x100) - -#endif /* HUB_ERR_STS_WAR */ - -#endif /* _ASM_SN_SN0_ADDRS_H */ diff --git a/include/asm-mips/sn/sn0/arch.h b/include/asm-mips/sn/sn0/arch.h deleted file mode 100644 index f734f2007f2..00000000000 --- a/include/asm-mips/sn/sn0/arch.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * SGI IP27 specific setup. - * - * Copyright (C) 1995 - 1997, 1999 Silcon Graphics, Inc. - * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) - */ -#ifndef _ASM_SN_SN0_ARCH_H -#define _ASM_SN_SN0_ARCH_H - - -#ifndef SN0XXL /* 128 cpu SMP max */ -/* - * This is the maximum number of nodes that can be part of a kernel. - * Effectively, it's the maximum number of compact node ids (cnodeid_t). - */ -#define MAX_COMPACT_NODES 64 - -/* - * MAXCPUS refers to the maximum number of CPUs in a single kernel. - * This is not necessarily the same as MAXNODES * CPUS_PER_NODE - */ -#define MAXCPUS 128 - -#else /* SN0XXL system */ - -#define MAX_COMPACT_NODES 128 -#define MAXCPUS 256 - -#endif /* SN0XXL */ - -/* - * This is the maximum number of NASIDS that can be present in a system. - * (Highest NASID plus one.) - */ -#define MAX_NASIDS 256 - -/* - * MAX_REGIONS refers to the maximum number of hardware partitioned regions. - */ -#define MAX_REGIONS 64 -#define MAX_NONPREMIUM_REGIONS 16 -#define MAX_PREMIUM_REGIONS MAX_REGIONS - -/* - * MAX_PARITIONS refers to the maximum number of logically defined - * partitions the system can support. - */ -#define MAX_PARTITIONS MAX_REGIONS - -#define NASID_MASK_BYTES ((MAX_NASIDS + 7) / 8) - -/* - * Slot constants for SN0 - */ -#ifdef CONFIG_SGI_SN_N_MODE -#define MAX_MEM_SLOTS 16 /* max slots per node */ -#else /* !CONFIG_SGI_SN_N_MODE, assume CONFIG_SGI_SN_M_MODE */ -#define MAX_MEM_SLOTS 32 /* max slots per node */ -#endif /* CONFIG_SGI_SN_M_MODE */ - -#define SLOT_SHIFT (27) -#define SLOT_MIN_MEM_SIZE (32*1024*1024) - -#define CPUS_PER_NODE 2 /* CPUs on a single hub */ -#define CPUS_PER_NODE_SHFT 1 /* Bits to shift in the node number */ -#define CPUS_PER_SUBNODE 2 /* CPUs on a single hub PI */ - -#endif /* _ASM_SN_SN0_ARCH_H */ diff --git a/include/asm-mips/sn/sn0/hub.h b/include/asm-mips/sn/sn0/hub.h deleted file mode 100644 index 3e228f8e796..00000000000 --- a/include/asm-mips/sn/sn0/hub.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. - * Copyright (C) 1999 by Ralf Baechle - */ -#ifndef _ASM_SN_SN0_HUB_H -#define _ASM_SN_SN0_HUB_H - -/* The secret password; used to release protection */ -#define HUB_PASSWORD 0x53474972756c6573ull - -#define CHIPID_HUB 0 -#define CHIPID_ROUTER 1 - -#define HUB_REV_1_0 1 -#define HUB_REV_2_0 2 -#define HUB_REV_2_1 3 -#define HUB_REV_2_2 4 -#define HUB_REV_2_3 5 -#define HUB_REV_2_4 6 - -#define MAX_HUB_PATH 80 - -#include <asm/sn/sn0/addrs.h> -#include <asm/sn/sn0/hubpi.h> -#include <asm/sn/sn0/hubmd.h> -#include <asm/sn/sn0/hubio.h> -#include <asm/sn/sn0/hubni.h> -//#include <asm/sn/sn0/hubcore.h> - -/* Translation of uncached attributes */ -#define UATTR_HSPEC 0 -#define UATTR_IO 1 -#define UATTR_MSPEC 2 -#define UATTR_UNCAC 3 - -#endif /* _ASM_SN_SN0_HUB_H */ diff --git a/include/asm-mips/sn/sn0/hubio.h b/include/asm-mips/sn/sn0/hubio.h deleted file mode 100644 index 0187895e556..00000000000 --- a/include/asm-mips/sn/sn0/hubio.h +++ /dev/null @@ -1,972 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Derived from IRIX <sys/SN/SN0/hubio.h>, Revision 1.80. - * - * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. - * Copyright (C) 1999 by Ralf Baechle - */ -#ifndef _ASM_SGI_SN_SN0_HUBIO_H -#define _ASM_SGI_SN_SN0_HUBIO_H - -/* - * Hub I/O interface registers - * - * All registers in this file are subject to change until Hub chip tapeout. - * In general, the longer software name should be used when available. - */ - -/* - * Slightly friendlier names for some common registers. - * The hardware definitions follow. - */ -#define IIO_WIDGET IIO_WID /* Widget identification */ -#define IIO_WIDGET_STAT IIO_WSTAT /* Widget status register */ -#define IIO_WIDGET_CTRL IIO_WCR /* Widget control register */ -#define IIO_WIDGET_TOUT IIO_WRTO /* Widget request timeout */ -#define IIO_WIDGET_FLUSH IIO_WTFR /* Widget target flush */ -#define IIO_PROTECT IIO_ILAPR /* IO interface protection */ -#define IIO_PROTECT_OVRRD IIO_ILAPO /* IO protect override */ -#define IIO_OUTWIDGET_ACCESS IIO_IOWA /* Outbound widget access */ -#define IIO_INWIDGET_ACCESS IIO_IIWA /* Inbound widget access */ -#define IIO_INDEV_ERR_MASK IIO_IIDEM /* Inbound device error mask */ -#define IIO_LLP_CSR IIO_ILCSR /* LLP control and status */ -#define IIO_LLP_LOG IIO_ILLR /* LLP log */ -#define IIO_XTALKCC_TOUT IIO_IXCC /* Xtalk credit count timeout*/ -#define IIO_XTALKTT_TOUT IIO_IXTT /* Xtalk tail timeout */ -#define IIO_IO_ERR_CLR IIO_IECLR /* IO error clear */ -#define IIO_BTE_CRB_CNT IIO_IBCN /* IO BTE CRB count */ - -#define IIO_LLP_CSR_IS_UP 0x00002000 -#define IIO_LLP_CSR_LLP_STAT_MASK 0x00003000 -#define IIO_LLP_CSR_LLP_STAT_SHFT 12 - -/* key to IIO_PROTECT_OVRRD */ -#define IIO_PROTECT_OVRRD_KEY 0x53474972756c6573ull /* "SGIrules" */ - -/* BTE register names */ -#define IIO_BTE_STAT_0 IIO_IBLS_0 /* Also BTE length/status 0 */ -#define IIO_BTE_SRC_0 IIO_IBSA_0 /* Also BTE source address 0 */ -#define IIO_BTE_DEST_0 IIO_IBDA_0 /* Also BTE dest. address 0 */ -#define IIO_BTE_CTRL_0 IIO_IBCT_0 /* Also BTE control/terminate 0 */ -#define IIO_BTE_NOTIFY_0 IIO_IBNA_0 /* Also BTE notification 0 */ -#define IIO_BTE_INT_0 IIO_IBIA_0 /* Also BTE interrupt 0 */ -#define IIO_BTE_OFF_0 0 /* Base offset from BTE 0 regs. */ -#define IIO_BTE_OFF_1 IIO_IBLS_1 - IIO_IBLS_0 /* Offset from base to BTE 1 */ - -/* BTE register offsets from base */ -#define BTEOFF_STAT 0 -#define BTEOFF_SRC (IIO_BTE_SRC_0 - IIO_BTE_STAT_0) -#define BTEOFF_DEST (IIO_BTE_DEST_0 - IIO_BTE_STAT_0) -#define BTEOFF_CTRL (IIO_BTE_CTRL_0 - IIO_BTE_STAT_0) -#define BTEOFF_NOTIFY (IIO_BTE_NOTIFY_0 - IIO_BTE_STAT_0) -#define BTEOFF_INT (IIO_BTE_INT_0 - IIO_BTE_STAT_0) - - -/* - * The following definitions use the names defined in the IO interface - * document for ease of reference. When possible, software should - * generally use the longer but clearer names defined above. - */ - -#define IIO_BASE 0x400000 -#define IIO_BASE_BTE0 0x410000 -#define IIO_BASE_BTE1 0x420000 -#define IIO_BASE_PERF 0x430000 -#define IIO_PERF_CNT 0x430008 - -#define IO_PERF_SETS 32 - -#define IIO_WID 0x400000 /* Widget identification */ -#define IIO_WSTAT 0x400008 /* Widget status */ -#define IIO_WCR 0x400020 /* Widget control */ - -#define IIO_WSTAT_ECRAZY (1ULL << 32) /* Hub gone crazy */ -#define IIO_WSTAT_TXRETRY (1ULL << 9) /* Hub Tx Retry timeout */ -#define IIO_WSTAT_TXRETRY_MASK (0x7F) -#define IIO_WSTAT_TXRETRY_SHFT (16) -#define IIO_WSTAT_TXRETRY_CNT(w) (((w) >> IIO_WSTAT_TXRETRY_SHFT) & \ - IIO_WSTAT_TXRETRY_MASK) - -#define IIO_ILAPR 0x400100 /* Local Access Protection */ -#define IIO_ILAPO 0x400108 /* Protection override */ -#define IIO_IOWA 0x400110 /* outbound widget access */ -#define IIO_IIWA 0x400118 /* inbound widget access */ -#define IIO_IIDEM 0x400120 /* Inbound Device Error Mask */ -#define IIO_ILCSR 0x400128 /* LLP control and status */ -#define IIO_ILLR 0x400130 /* LLP Log */ -#define IIO_IIDSR 0x400138 /* Interrupt destination */ - -#define IIO_IIBUSERR 0x1400208 /* Reads here cause a bus error. */ - -/* IO Interrupt Destination Register */ -#define IIO_IIDSR_SENT_SHIFT 28 -#define IIO_IIDSR_SENT_MASK 0x10000000 -#define IIO_IIDSR_ENB_SHIFT 24 -#define IIO_IIDSR_ENB_MASK 0x01000000 -#define IIO_IIDSR_NODE_SHIFT 8 -#define IIO_IIDSR_NODE_MASK 0x0000ff00 -#define IIO_IIDSR_LVL_SHIFT 0 -#define IIO_IIDSR_LVL_MASK 0x0000003f - - -/* GFX Flow Control Node/Widget Register */ -#define IIO_IGFX_0 0x400140 /* gfx node/widget register 0 */ -#define IIO_IGFX_1 0x400148 /* gfx node/widget register 1 */ -#define IIO_IGFX_W_NUM_BITS 4 /* size of widget num field */ -#define IIO_IGFX_W_NUM_MASK ((1<<IIO_IGFX_W_NUM_BITS)-1) -#define IIO_IGFX_W_NUM_SHIFT 0 -#define IIO_IGFX_N_NUM_BITS 9 /* size of node num field */ -#define IIO_IGFX_N_NUM_MASK ((1<<IIO_IGFX_N_NUM_BITS)-1) -#define IIO_IGFX_N_NUM_SHIFT 4 -#define IIO_IGFX_P_NUM_BITS 1 /* size of processor num field */ -#define IIO_IGFX_P_NUM_MASK ((1<<IIO_IGFX_P_NUM_BITS)-1) -#define IIO_IGFX_P_NUM_SHIFT 16 -#define IIO_IGFX_VLD_BITS 1 /* size of valid field */ -#define IIO_IGFX_VLD_MASK ((1<<IIO_IGFX_VLD_BITS)-1) -#define IIO_IGFX_VLD_SHIFT 20 -#define IIO_IGFX_INIT(widget, node, cpu, valid) (\ - (((widget) & IIO_IGFX_W_NUM_MASK) << IIO_IGFX_W_NUM_SHIFT) | \ - (((node) & IIO_IGFX_N_NUM_MASK) << IIO_IGFX_N_NUM_SHIFT) | \ - (((cpu) & IIO_IGFX_P_NUM_MASK) << IIO_IGFX_P_NUM_SHIFT) | \ - (((valid) & IIO_IGFX_VLD_MASK) << IIO_IGFX_VLD_SHIFT) ) - -/* Scratch registers (not all bits available) */ -#define IIO_SCRATCH_REG0 0x400150 -#define IIO_SCRATCH_REG1 0x400158 -#define IIO_SCRATCH_MASK 0x0000000f00f11fff - -#define IIO_SCRATCH_BIT0_0 0x0000000800000000 -#define IIO_SCRATCH_BIT0_1 0x0000000400000000 -#define IIO_SCRATCH_BIT0_2 0x0000000200000000 -#define IIO_SCRATCH_BIT0_3 0x0000000100000000 -#define IIO_SCRATCH_BIT0_4 0x0000000000800000 -#define IIO_SCRATCH_BIT0_5 0x0000000000400000 -#define IIO_SCRATCH_BIT0_6 0x0000000000200000 -#define IIO_SCRATCH_BIT0_7 0x0000000000100000 -#define IIO_SCRATCH_BIT0_8 0x0000000000010000 -#define IIO_SCRATCH_BIT0_9 0x0000000000001000 -#define IIO_SCRATCH_BIT0_R 0x0000000000000fff - -/* IO Translation Table Entries */ -#define IIO_NUM_ITTES 7 /* ITTEs numbered 0..6 */ - /* Hw manuals number them 1..7! */ - -/* - * As a permanent workaround for a bug in the PI side of the hub, we've - * redefined big window 7 as small window 0. - */ -#define HUB_NUM_BIG_WINDOW IIO_NUM_ITTES - 1 - -/* - * Use the top big window as a surrogate for the first small window - */ -#define SWIN0_BIGWIN HUB_NUM_BIG_WINDOW - -#define ILCSR_WARM_RESET 0x100 -/* - * The IO LLP control status register and widget control register - */ -#ifndef __ASSEMBLY__ - -typedef union hubii_wid_u { - u64 wid_reg_value; - struct { - u64 wid_rsvd: 32, /* unused */ - wid_rev_num: 4, /* revision number */ - wid_part_num: 16, /* the widget type: hub=c101 */ - wid_mfg_num: 11, /* Manufacturer id (IBM) */ - wid_rsvd1: 1; /* Reserved */ - } wid_fields_s; -} hubii_wid_t; - - -typedef union hubii_wcr_u { - u64 wcr_reg_value; - struct { - u64 wcr_rsvd: 41, /* unused */ - wcr_e_thresh: 5, /* elasticity threshold */ - wcr_dir_con: 1, /* widget direct connect */ - wcr_f_bad_pkt: 1, /* Force bad llp pkt enable */ - wcr_xbar_crd: 3, /* LLP crossbar credit */ - wcr_rsvd1: 8, /* Reserved */ - wcr_tag_mode: 1, /* Tag mode */ - wcr_widget_id: 4; /* LLP crossbar credit */ - } wcr_fields_s; -} hubii_wcr_t; - -#define iwcr_dir_con wcr_fields_s.wcr_dir_con - -typedef union hubii_wstat_u { - u64 reg_value; - struct { - u64 rsvd1: 31, - crazy: 1, /* Crazy bit */ - rsvd2: 8, - llp_tx_cnt: 8, /* LLP Xmit retry counter */ - rsvd3: 6, - tx_max_rtry: 1, /* LLP Retry Timeout Signal */ - rsvd4: 2, - xt_tail_to: 1, /* Xtalk Tail Timeout */ - xt_crd_to: 1, /* Xtalk Credit Timeout */ - pending: 4; /* Pending Requests */ - } wstat_fields_s; -} hubii_wstat_t; - - -typedef union hubii_ilcsr_u { - u64 icsr_reg_value; - struct { - u64 icsr_rsvd: 22, /* unused */ - icsr_max_burst: 10, /* max burst */ - icsr_rsvd4: 6, /* reserved */ - icsr_max_retry: 10, /* max retry */ - icsr_rsvd3: 2, /* reserved */ - icsr_lnk_stat: 2, /* link status */ - icsr_bm8: 1, /* Bit mode 8 */ - icsr_llp_en: 1, /* LLP enable bit */ - icsr_rsvd2: 1, /* reserver */ - icsr_wrm_reset: 1, /* Warm reset bit */ - icsr_rsvd1: 2, /* Data ready offset */ - icsr_null_to: 6; /* Null timeout */ - - } icsr_fields_s; -} hubii_ilcsr_t; - - -typedef union hubii_iowa_u { - u64 iowa_reg_value; - struct { - u64 iowa_rsvd: 48, /* unused */ - iowa_wxoac: 8, /* xtalk widget access bits */ - iowa_rsvd1: 7, /* xtalk widget access bits */ - iowa_w0oac: 1; /* xtalk widget access bits */ - } iowa_fields_s; -} hubii_iowa_t; - -typedef union hubii_iiwa_u { - u64 iiwa_reg_value; - struct { - u64 iiwa_rsvd: 48, /* unused */ - iiwa_wxiac: 8, /* hub wid access bits */ - iiwa_rsvd1: 7, /* reserved */ - iiwa_w0iac: 1; /* hub wid0 access */ - } iiwa_fields_s; -} hubii_iiwa_t; - -typedef union hubii_illr_u { - u64 illr_reg_value; - struct { - u64 illr_rsvd: 32, /* unused */ - illr_cb_cnt: 16, /* checkbit error count */ - illr_sn_cnt: 16; /* sequence number count */ - } illr_fields_s; -} hubii_illr_t; - -/* The structures below are defined to extract and modify the ii -performance registers */ - -/* io_perf_sel allows the caller to specify what tests will be - performed */ -typedef union io_perf_sel { - u64 perf_sel_reg; - struct { - u64 perf_rsvd : 48, - perf_icct : 8, - perf_ippr1 : 4, - perf_ippr0 : 4; - } perf_sel_bits; -} io_perf_sel_t; - -/* io_perf_cnt is to extract the count from the hub registers. Due to - hardware problems there is only one counter, not two. */ - -typedef union io_perf_cnt { - u64 perf_cnt; - struct { - u64 perf_rsvd1 : 32, - perf_rsvd2 : 12, - perf_cnt : 20; - } perf_cnt_bits; -} io_perf_cnt_t; - -#endif /* !__ASSEMBLY__ */ - - -#define LNK_STAT_WORKING 0x2 - -#define IIO_LLP_CB_MAX 0xffff -#define IIO_LLP_SN_MAX 0xffff - -/* IO PRB Entries */ -#define IIO_NUM_IPRBS (9) -#define IIO_IOPRB_0 0x400198 /* PRB entry 0 */ -#define IIO_IOPRB_8 0x4001a0 /* PRB entry 8 */ -#define IIO_IOPRB_9 0x4001a8 /* PRB entry 9 */ -#define IIO_IOPRB_A 0x4001b0 /* PRB entry a */ -#define IIO_IOPRB_B 0x4001b8 /* PRB entry b */ -#define IIO_IOPRB_C 0x4001c0 /* PRB entry c */ -#define IIO_IOPRB_D 0x4001c8 /* PRB entry d */ -#define IIO_IOPRB_E 0x4001d0 /* PRB entry e */ -#define IIO_IOPRB_F 0x4001d8 /* PRB entry f */ - - -#define IIO_IXCC 0x4001e0 /* Crosstalk credit count timeout */ -#define IIO_IXTCC IIO_IXCC -#define IIO_IMEM 0x4001e8 /* Miscellaneous Enable Mask */ -#define IIO_IXTT 0x4001f0 /* Crosstalk tail timeout */ -#define IIO_IECLR 0x4001f8 /* IO error clear */ -#define IIO_IBCN 0x400200 /* IO BTE CRB count */ - -/* - * IIO_IMEM Register fields. - */ -#define IIO_IMEM_W0ESD 0x1 /* Widget 0 shut down due to error */ -#define IIO_IMEM_B0ESD (1 << 4) /* BTE 0 shut down due to error */ -#define IIO_IMEM_B1ESD (1 << 8) /* BTE 1 Shut down due to error */ - -/* PIO Read address Table Entries */ -#define IIO_IPCA 0x400300 /* PRB Counter adjust */ -#define IIO_NUM_PRTES 8 /* Total number of PRB table entries */ -#define IIO_PRTE_0 0x400308 /* PIO Read address table entry 0 */ -#define IIO_PRTE(_x) (IIO_PRTE_0 + (8 * (_x))) -#define IIO_WIDPRTE(x) IIO_PRTE(((x) - 8)) /* widget ID to its PRTE num */ -#define IIO_IPDR 0x400388 /* PIO table entry deallocation */ -#define IIO_ICDR 0x400390 /* CRB Entry Deallocation */ -#define IIO_IFDR 0x400398 /* IOQ FIFO Depth */ -#define IIO_IIAP 0x4003a0 /* IIQ Arbitration Parameters */ -#define IIO_IMMR IIO_IIAP -#define IIO_ICMR 0x4003a8 /* CRB Management Register */ -#define IIO_ICCR 0x4003b0 /* CRB Control Register */ -#define IIO_ICTO 0x4003b8 /* CRB Time Out Register */ -#define IIO_ICTP 0x4003c0 /* CRB Time Out Prescalar */ - - -/* - * ICMR register fields - */ -#define IIO_ICMR_PC_VLD_SHFT 36 -#define IIO_ICMR_PC_VLD_MASK (0x7fffUL << IIO_ICMR_PC_VLD_SHFT) - -#define IIO_ICMR_CRB_VLD_SHFT 20 -#define IIO_ICMR_CRB_VLD_MASK (0x7fffUL << IIO_ICMR_CRB_VLD_SHFT) - -#define IIO_ICMR_FC_CNT_SHFT 16 -#define IIO_ICMR_FC_CNT_MASK (0xf << IIO_ICMR_FC_CNT_SHFT) - -#define IIO_ICMR_C_CNT_SHFT 4 -#define IIO_ICMR_C_CNT_MASK (0xf << IIO_ICMR_C_CNT_SHFT) - -#define IIO_ICMR_P_CNT_SHFT 0 -#define IIO_ICMR_P_CNT_MASK (0xf << IIO_ICMR_P_CNT_SHFT) - -#define IIO_ICMR_PRECISE (1UL << 52) -#define IIO_ICMR_CLR_RPPD (1UL << 13) -#define IIO_ICMR_CLR_RQPD (1UL << 12) - -/* - * IIO PIO Deallocation register field masks : (IIO_IPDR) - */ -#define IIO_IPDR_PND (1 << 4) - -/* - * IIO CRB deallocation register field masks: (IIO_ICDR) - */ -#define IIO_ICDR_PND (1 << 4) - -/* - * IIO CRB control register Fields: IIO_ICCR - */ -#define IIO_ICCR_PENDING (0x10000) -#define IIO_ICCR_CMD_MASK (0xFF) -#define IIO_ICCR_CMD_SHFT (7) -#define IIO_ICCR_CMD_NOP (0x0) /* No Op */ -#define IIO_ICCR_CMD_WAKE (0x100) /* Reactivate CRB entry and process */ -#define IIO_ICCR_CMD_TIMEOUT (0x200) /* Make CRB timeout & mark invalid */ -#define IIO_ICCR_CMD_EJECT (0x400) /* Contents of entry written to memory - * via a WB - */ -#define IIO_ICCR_CMD_FLUSH (0x800) - -/* - * CRB manipulation macros - * The CRB macros are slightly complicated, since there are up to - * four registers associated with each CRB entry. - */ -#define IIO_NUM_CRBS 15 /* Number of CRBs */ -#define IIO_NUM_NORMAL_CRBS 12 /* Number of regular CRB entries */ -#define IIO_NUM_PC_CRBS 4 /* Number of partial cache CRBs */ -#define IIO_ICRB_OFFSET 8 -#define IIO_ICRB_0 0x400400 -/* XXX - This is now tuneable: - #define IIO_FIRST_PC_ENTRY 12 - */ - -#define IIO_ICRB_A(_x) (IIO_ICRB_0 + (4 * IIO_ICRB_OFFSET * (_x))) -#define IIO_ICRB_B(_x) (IIO_ICRB_A(_x) + 1*IIO_ICRB_OFFSET) -#define IIO_ICRB_C(_x) (IIO_ICRB_A(_x) + 2*IIO_ICRB_OFFSET) -#define IIO_ICRB_D(_x) (IIO_ICRB_A(_x) + 3*IIO_ICRB_OFFSET) - -/* XXX - IBUE register coming for Hub 2 */ - -/* - * - * CRB Register description. - * - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * - * Many of the fields in CRB are status bits used by hardware - * for implementation of the protocol. It's very dangerous to - * mess around with the CRB registers. - * - * It's OK to read the CRB registers and try to make sense out of the - * fields in CRB. - * - * Updating CRB requires all activities in Hub IIO to be quiesced. - * otherwise, a write to CRB could corrupt other CRB entries. - * CRBs are here only as a back door peek to hub IIO's status. - * Quiescing implies no dmas no PIOs - * either directly from the cpu or from sn0net. - * this is not something that can be done easily. So, AVOID updating - * CRBs. - */ - -/* - * Fields in CRB Register A - */ -#ifndef __ASSEMBLY__ -typedef union icrba_u { - u64 reg_value; - struct { - u64 resvd: 6, - stall_bte0: 1, /* Stall BTE 0 */ - stall_bte1: 1, /* Stall BTE 1 */ - error: 1, /* CRB has an error */ - ecode: 3, /* Error Code */ - lnetuce: 1, /* SN0net Uncorrectable error */ - mark: 1, /* CRB Has been marked */ - xerr: 1, /* Error bit set in xtalk header */ - sidn: 4, /* SIDN field from xtalk */ - tnum: 5, /* TNUM field in xtalk */ - addr: 38, /* Address of request */ - valid: 1, /* Valid status */ - iow: 1; /* IO Write operation */ - } icrba_fields_s; -} icrba_t; - -/* This is an alternate typedef for the HUB1 CRB A in order to allow - runtime selection of the format based on the REV_ID field of the - NI_STATUS_REV_ID register. */ -typedef union h1_icrba_u { - u64 reg_value; - - struct { - u64 resvd: 6, - unused: 1, /* Unused but RW!! */ - error: 1, /* CRB has an error */ - ecode: 4, /* Error Code */ - lnetuce: 1, /* SN0net Uncorrectable error */ - mark: 1, /* CRB Has been marked */ - xerr: 1, /* Error bit set in xtalk header */ - sidn: 4, /* SIDN field from xtalk */ - tnum: 5, /* TNUM field in xtalk */ - addr: 38, /* Address of request */ - valid: 1, /* Valid status */ - iow: 1; /* IO Write operation */ - } h1_icrba_fields_s; -} h1_icrba_t; - -/* XXX - Is this still right? Check the spec. */ -#define ICRBN_A_CERR_SHFT 54 -#define ICRBN_A_ERR_MASK 0x3ff - -#endif /* !__ASSEMBLY__ */ - -#define IIO_ICRB_ADDR_SHFT 2 /* Shift to get proper address */ - -/* - * values for "ecode" field - */ -#define IIO_ICRB_ECODE_DERR 0 /* Directory error due to IIO access */ -#define IIO_ICRB_ECODE_PERR 1 /* Poison error on IO access */ -#define IIO_ICRB_ECODE_WERR 2 /* Write error by IIO access - * e.g. WINV to a Read only line. - */ -#define IIO_ICRB_ECODE_AERR 3 /* Access error caused by IIO access */ -#define IIO_ICRB_ECODE_PWERR 4 /* Error on partial write */ -#define IIO_ICRB_ECODE_PRERR 5 /* Error on partial read */ -#define IIO_ICRB_ECODE_TOUT 6 /* CRB timeout before deallocating */ -#define IIO_ICRB_ECODE_XTERR 7 /* Incoming xtalk pkt had error bit */ - - - -/* - * Fields in CRB Register B - */ -#ifndef __ASSEMBLY__ -typedef union icrbb_u { - u64 reg_value; - struct { - u64 rsvd1: 5, - btenum: 1, /* BTE to which entry belongs to */ - cohtrans: 1, /* Coherent transaction */ - xtsize: 2, /* Xtalk operation size - * 0: Double Word - * 1: 32 Bytes. - * 2: 128 Bytes, - * 3: Reserved. - */ - srcnode: 9, /* Source Node ID */ - srcinit: 2, /* Source Initiator: - * See below for field values. - */ - useold: 1, /* Use OLD command for processing */ - imsgtype: 2, /* Incoming message type - * see below for field values - */ - imsg: 8, /* Incoming message */ - initator: 3, /* Initiator of original request - * See below for field values. - */ - reqtype: 5, /* Identifies type of request - * See below for field values. - */ - rsvd2: 7, - ackcnt: 11, /* Invalidate ack count */ - resp: 1, /* data response given to processor */ - ack: 1, /* indicates data ack received */ - hold: 1, /* entry is gathering inval acks */ - wb_pend:1, /* waiting for writeback to complete */ - intvn: 1, /* Intervention */ - stall_ib: 1, /* Stall Ibuf (from crosstalk) */ - stall_intr: 1; /* Stall internal interrupts */ - } icrbb_field_s; -} icrbb_t; - -/* This is an alternate typedef for the HUB1 CRB B in order to allow - runtime selection of the format based on the REV_ID field of the - NI_STATUS_REV_ID register. */ -typedef union h1_icrbb_u { - u64 reg_value; - struct { - u64 rsvd1: 5, - btenum: 1, /* BTE to which entry belongs to */ - cohtrans: 1, /* Coherent transaction */ - xtsize: 2, /* Xtalk operation size - * 0: Double Word - * 1: 32 Bytes. - * 2: 128 Bytes, - * 3: Reserved. - */ - srcnode: 9, /* Source Node ID */ - srcinit: 2, /* Source Initiator: - * See below for field values. - */ - useold: 1, /* Use OLD command for processing */ - imsgtype: 2, /* Incoming message type - * see below for field values - */ - imsg: 8, /* Incoming message */ - initator: 3, /* Initiator of original request - * See below for field values. - */ - rsvd2: 1, - pcache: 1, /* entry belongs to partial cache */ - reqtype: 5, /* Identifies type of request - * See below for field values. - */ - stl_ib: 1, /* stall Ibus coming from xtalk */ - stl_intr: 1, /* Stall internal interrupts */ - stl_bte0: 1, /* Stall BTE 0 */ - stl_bte1: 1, /* Stall BTE 1 */ - intrvn: 1, /* Req was target of intervention */ - ackcnt: 11, /* Invalidate ack count */ - resp: 1, /* data response given to processor */ - ack: 1, /* indicates data ack received */ |